Plainfield, Indiana Population 2020

37,484

Plainfield is a city located in Indiana. With a 2020 population of 37,484, it is the 24th largest city in Indiana and the 1042nd largest city in the United States. Plainfield is currently growing at a rate of 4.31% annually and its population has increased by 35.66% since the most recent census, which recorded a population of 27,631 in 2010. Spanning over 26 miles, Plainfield has a population density of 1,453 people per square mile.

The average household income in Plainfield is $79,855 with a poverty rate of 8.98%. The median rental costs in recent years comes to $1,009 per month, and the median house value is $163,000. The median age in Plainfield is 38.1 years, 36.9 years for males, and 39.3 years for females. For every 100 females there are 100.8 males.

Plainfield Demographics

According to the most recent ACS, the racial composition of Plainfield was:

  • White: 83.50%
  • Black or African American: 9.58%
  • Asian: 3.28%
  • Other race: 2.22%
  • Two or more races: 1.22%
  • Native American: 0.15%
  • Native Hawaiian or Pacific Islander: 0.05%
The current population of Plainfield, Indiana is 37,484, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 34,386.The last official US Census in 2010 recorded the population at 27,631.

Plainfield, Indiana Population 2020

Population by Race

Race Population Percentage
White26,75883.50%
Black or African American3,0719.58%
Asian1,0513.28%
Some Other Race7102.22%
Two or More Races3921.22%
American Indian and Alaska Native480.15%
Native Hawaiian and Other Pacific Islander150.05%

Plainfield Population Pyramid 2020

Plainfield Median Age

38.1


Total

36.9


Male

39.3


Female

Plainfield Adults

There are 24,369 adults, (4,418 of whom are seniors) in Plainfield.

Plainfield Age Dependency

60.6

Age Dependency Ratio

22.1

Old Age Dependency Ratio

38.5

Child Dependency Ratio

Plainfield Sex Ratio

Female

15,955

49.79%

Male

16,090

50.21%

Plainfield Households and Families

Plainfield Renter vs Owner Occupied by Household Type

Plainfield Household Types

Type Owner Renter
Married84.3%15.7%
All66.9%33.1%
Non Family55.3%44.7%
Female47%53%
Male43.7%56.3%

66.9%

Rate of Home Ownership

Type Count Average Size Owned
All11,9362.5266.9
Married5,5553.2284.3
Non Family3,9981.1355.3
Female1,6343.3247
Male7493.0743.7

3.14

Average Family Size

2.52

Average Household Size

5.6%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Plainfield Education

Education Attained Count Percentage
Less Than 9th Grade3671.69%
9th to 12th Grade1,2375.71%
High School Graduate6,77431.27%
Some College4,64321.43%
Associates Degree2,0509.46%
Bachelors Degree4,11719.01%
Graduate Degree2,47311.42%

Plainfield Educational Attainment by Race

Name Total High School Bachelors
White18,28917,0925,938
Black1,7551,630373
Asian665645192
Hispanic61548753
Other Race3382008
Multiple Races787126
Native American4848
Islander15

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among multiple races people with a rate of 33.33%.

Name Average Male Female
Overall$40,227$49,780$33,750
Less Than High School$23,938$26,548$20,433
High School Grad$31,034$41,042$20,806
Some College$34,638$45,000$29,952
Bachelors Degree$54,113$66,070$46,351
Graduate Degree$64,865$76,250$60,795

$40,227

Average Earnings

$49,780

Average Male

$33,750

Average Female

Plainfield Language

Plainfield Language by Age

Plainfield Language

91.98% of Plainfield residents speak only English, while 8.02% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.05% of the population.

Plainfield Poverty

Plainfield Poverty by Race

Name Total In Poverty Poverty Rate
White24,6861,8367.44%
Asian1,05135233.49%
Black2,45326410.76%
Hispanic1,03218317.73%
Other64514923.10%
Multiple3865915.28%

8.98%

Overall Poverty Rate

6.27%

Male Poverty Rate

11.40%

Female Poverty Rate

Poverty in Plainfield

The race most likely to be in poverty in Plainfield is Asian, with 33.49% below the poverty level.

The race least likely to be in poverty in Plainfield is White, with 7.44% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.36%. Among those working part-time, it was 12.04%, and for those that did not work, the poverty rate was 12.02%.

Name Poverty
Less Than High School10.79%
High School10.70%
Some College7.32%
Bachelors or Greater3.77%
Name Poverty
Female Unemployed24.48%
Female Employed6.64%
Male Unemployed5.59%
Male Employed3.19%

Plainfield Income

Plainfield Income by Household Type

Name Median Mean
Households$62,828$79,855
Families$73,641$95,992
Married Families$93,719-
Non Families$38,359$44,563

Plainfield Marital Status

Plainfield Marital Status

Marriage Rates

47.2%

Overall Marriage Rate

47.0%

Male Marriage Rate

47.4%

Female Marriage Rate

Plainfield Married by Age and Sex

Plainfield Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Plainfield Marital Status by Race

Plainfield Veterans

1,898

Number of Veterans

1,831

Male Veterans

67

Female Veterans

War Veterans
First Gulf War547
Vietnam494
Second Gulf War327
Korea185
World War II68
Age Group Veterans
35 to 54676
65 to 74424
75+408
55 to 64206
18 to 34184
Name Veterans % of Total
White1,6898.18%
Black1365.50%
Other6316.11%
Hispanic304.02%
2 or More1010.99%

$Plainfield Veterans by Education

2.56%

Veteran Poverty Rate

30.61%

Veteran Disability Rate

Plainfield Employment Status

65.3%

Labor Force Participation

61.4%

Employment Rate

5.9%

Unemployment Rate

Plainfield Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

68.92%

Born in Indiana

94.66%

Native Born

5.34%

Foreign Born

1.26%

Non Citizen

Place of Birth

94.66% of Plainfield residents were born in the United States, with 68.92% having been born in Indiana. 1.26% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202037,4841,5494.31%
201935,9351,5494.50%
201834,3861,4064.26%
201732,9801,5494.93%
201631,4318412.75%
201530,5901230.40%
201430,4673501.16%
201330,1178502.90%
201229,2677952.79%
201128,4726852.47%
201027,7879,3914.21%
200018,3967,9635.84%
199010,4331,2421.28%
19809,1919801.13%
19708,2112,7514.16%
19605,4602,8757.76%
19502,5850.00%